Peak time latency spikes
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Re: Peak time latency spikes
26-02-2013 10:18 PM
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Web/youtube streaming/ftp are all affected at the moment, usenet is fine. Last night everything recovered at 11:15-11-20ish
Current results:
(All my speedtests are available in my signature)

Tracing route to www.bbc.net.uk [212.58.246.95]
over a maximum of 30 hops:
0 SERVER.lan [192.168.1.70]
1 dsldevice.lan [192.168.1.254]
2 lo0-central10.ptw-ag04.plus.net [195.166.128.194]
3 link13-central10.ptw-gw01.plus.net [84.93.248.120]
4 xe-10-0-0.ptw-cr01.plus.net [212.159.1.40]
5 ae2.ptw-cr02.plus.net [195.166.129.5]
6 ae2.ptw-cr01.plus.net [195.166.129.4]
7 kingston-gw.thdo.bbc.co.uk [212.58.239.6]
8 * * *
Computing statistics for 175 seconds...
Source to Here This Node/Link
Hop RTT Lost/Sent = Pct Lost/Sent = Pct Address
0 SERVER.lan [192.168.1.70]
0/ 100 = 0% |
1 0ms 0/ 100 = 0% 0/ 100 = 0% dsldevice.lan [192.168.1.254]
0/ 100 = 0% |
2 15ms 0/ 100 = 0% 0/ 100 = 0% lo0-central10.ptw-ag04.plus.net [195.166.128.194]
0/ 100 = 0% |
3 11ms 0/ 100 = 0% 0/ 100 = 0% link13-central10.ptw-gw01.plus.net [84.93.248.120]
0/ 100 = 0% |
4 10ms 0/ 100 = 0% 0/ 100 = 0% xe-10-0-0.ptw-cr01.plus.net [212.159.1.40]
0/ 100 = 0% |
5 12ms 0/ 100 = 0% 0/ 100 = 0% ae2.ptw-cr02.plus.net [195.166.129.5]
0/ 100 = 0% |
6 9ms 0/ 100 = 0% 0/ 100 = 0% ae2.ptw-cr01.plus.net [195.166.129.4]
0/ 100 = 0% |
7 10ms 0/ 100 = 0% 0/ 100 = 0% kingston-gw.thdo.bbc.co.uk [212.58.239.6]
Trace complete.
Re: Peak time latency spikes
26-02-2013 10:20 PM
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Microsoft Windows [Version 6.0.6002]
Copyright (c) 2006 Microsoft Corporation. All rights reserved.
C:\Users\Private>tracert www.bbc.co.uk
Tracing route to www.bbc.net.uk [212.58.244.69]
over a maximum of 30 hops:
1 <1 ms <1 ms <1 ms 192.168.1.1
2 37 ms 37 ms 35 ms lo0-central10.ptw-ag03.plus.net [195.166.128.197
]
3 * 62 ms 72 ms link4-central10.ptw-gw02.plus.net [84.93.248.70]
4 63 ms 77 ms 69 ms xe-7-2-0.ptw-cr02.plus.net [212.159.1.22]
5 64 ms 63 ms 65 ms ae2.ptw-cr01.plus.net [195.166.129.4]
6 55 ms 58 ms 56 ms kingston-gw.thdo.bbc.co.uk [212.58.239.6]
7 * * * Request timed out.
8 * * * Request timed out.
9 54 ms 52 ms 49 ms ae0.er01.telhc.bbc.co.uk [132.185.254.109]
10 70 ms 73 ms 76 ms 132.185.255.148
11 70 ms 77 ms 80 ms bbc-vip114.telhc.bbc.co.uk [212.58.244.69]
Trace complete.
C:\Users\Private>
Re: Peak time latency spikes
26-02-2013 10:21 PM
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Quote from: Anotherone I don't think Kelly meant the 20CN platform was "congested"?
Sorry, I meant certain parts of the platform - affecting some users only. Same with the BTW 21CN WBC platform. I meant it as a question... whether that is the current theory?
But I see that there are quite high latency spikes on the 21CN graphs for bronze/best effort now - not as high as last night, I think. Does that imply a problem within Plusnet's network?
Can anyone tell us what those graphs actually represent? Are they based on test traffic through each gateway (rather than actual measurements of customer traffic)? And where are the test end points, ie they are measuring latency between where and where? Just interested to know what they are really telling us.
Re: Peak time latency spikes
26-02-2013 11:00 PM
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No problems here at any time this evening, both ping times and speedtest results normal.
Re: Peak time latency spikes
26-02-2013 11:04 PM
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Re: Peak time latency spikes
26-02-2013 11:27 PM
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Today's is looking pretty similar.
Gateway pcl-ag05 both days.
| jelv (a.k.a Spoon Whittler) Why I have left Plusnet (warning: long post!) Broadband: Andrews & Arnold Home::1 (FTTC 80/20) Line rental: Pulse 8 Home Line Rental (£14.40/month) Mobile: iD mobile (£4/month) |
Re: Peak time latency spikes
26-02-2013 11:36 PM
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You've got 23ms ping in your sig compared to 41in the test result unless your are trying to say 41 is normal with interleaving on and 23 was what you got with it off.
Quote from: purleigh 20CN, 'ptn-ag04'
No problems here at any time this evening, both ping times and speedtest results normal.
Same Gateway here, but slightly elevated pings earlier, just a few spikes (probably me) since about 2200.
Re: Peak time latency spikes
27-02-2013 12:11 AM
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http://community.plus.net/forum/index.php/topic,112012.msg960326.html#msg960326
http://community.plus.net/forum/index.php/topic,112012.msg960360.html#msg960360
http://community.plus.net/forum/index.php/topic,111170.msg962091.html#msg962091
http://community.plus.net/forum/index.php/topic,111170.msg963747.html#msg963747
http://community.plus.net/forum/index.php/topic,112460.msg964490.html#msg964490
Re: Peak time latency spikes
27-02-2013 12:23 AM
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Re: Peak time latency spikes
27-02-2013 12:53 AM
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But comparing that to the IPv6 ping graph there's no sign during peak time.
Ignore the 4 - 6 pm as iPlayer downloads were running.
As both connections go through the same route up to the outer end of the PlusNet network, it appears to be something outside of PN's control where the issue lies.
Edit: Added dates and gateway, just in case.
Re: Peak time latency spikes
27-02-2013 5:21 AM
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BTW: I was expected to see more recent tests on the speedtest.net Plusnet Community speedwave.
| jelv (a.k.a Spoon Whittler) Why I have left Plusnet (warning: long post!) Broadband: Andrews & Arnold Home::1 (FTTC 80/20) Line rental: Pulse 8 Home Line Rental (£14.40/month) Mobile: iD mobile (£4/month) |
Re: Peak time latency spikes
27-02-2013 9:50 AM
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If you're experiencing the issues discussed in this thread, would it be possible for you to run through our faults wizard at http://faults.plus.net so we can investigate this further with our suppliers.
If you could let me know when you've done this I'll get this followed up and update you ASAP.
Thanks,
Chris
Re: Peak time latency spikes
27-02-2013 10:10 AM
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Quote from: RPMozley But comparing that to the IPv6 ping graph there's no sign during peak time.
As both connections go through the same route up to the outer end of the PlusNet network, it appears to be something outside of PN's control where the issue lies.
Who are you using for the IPv6 tunnel?
Ex-Plusnet Jobsbody
Re: Peak time latency spikes
27-02-2013 10:18 AM
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I've got a fault open already (I think - someone in support started it and I've not had to run any tests) - all I've been asked to do is connect directly to the modem to rule out the router being the problem (which I've not done yet)
Should I run through the faults wizard anyway?
Kelly - did you get the message with the link to the wireshark captures last ngiht?
Ric
Re: Peak time latency spikes
27-02-2013 10:29 AM
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Ex-Plusnet Jobsbody
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